Visual C++ project for Visual D doesn't allow d files

[Alex]

On Sunday, 19 May 2019 at 12:40:28 UTC, Alex wrote:
> On Sunday, 19 May 2019 at 10:06:19 UTC, Alex wrote:
>> When using "new file" in the a mixed project, only C files are 
>> shown(in VS2019). While one can change the extension to .d, in 
>> D projects it allows one creating a d file.
>
> Also, cannot drag or add folders(when going to add then new 
> folder, it is grayed out). This is for a brand new mixed 
> project.

and build time and reason are not shown even when checked in the 
tools/options.